Why has it been difficult to decrease the gap in life expectancy between developing and developed countries?

Life expectancy has increased at similar rates.
The gap between health care access and quality has increased.
Infant mortality rates have remained high in developing countries.
Poverty has limited life expectancy in developing countries.
Life expectancy has increased faster in developed countries.

Respuesta :

Answer:

Analysis of the effect of these two groups of factors upon life expectancy, using data for 95 less developed countries, indicates that mortality is primarily influenced by such socioeconomic development measures as urbanization, industrialization, and education, and secondarily by such public health measures as access ...